One day, the temperature at 8:00 A.M. was 47°F, and by 1:00 P.M. the temperature was 52°F. What was the hourly rate of temperature change?

2. Originally Posted by bobby77
One day, the temperature at 8:00 A.M. was 47°F, and by 1:00 P.M. the temperature was 52°F. What was the hourly rate of temperature change?
In five hours the temperature changed by 5 degrees, so the average rate
of change of temperature was 1 degree per hour.

RonL